Base | Representation |
---|---|
bin | 1001111001101… |
… | …11010011011111 |
3 | 12210022002102121 |
4 | 10330313103133 |
5 | 132231022111 |
6 | 12124203411 |
7 | 2026014121 |
oct | 474672337 |
9 | 183262377 |
10 | 83064031 |
11 | 42984266 |
12 | 23999567 |
13 | 14293c1b |
14 | b063211 |
15 | 745b871 |
hex | 4f374df |
83064031 has 2 divisors, whose sum is σ = 83064032. Its totient is φ = 83064030.
The previous prime is 83064013. The next prime is 83064053. The reversal of 83064031 is 13046038.
Together with previous prime (83064013) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 83064031 - 225 = 49509599 is a prime.
It is a super-2 number, since 2×830640312 = 13799266491937922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 83063987 and 83064005.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (83064061) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41532015 + 41532016.
It is an arithmetic number, because the mean of its divisors is an integer number (41532016).
Almost surely, 283064031 is an apocalyptic number.
83064031 is a deficient number, since it is larger than the sum of its proper divisors (1).
83064031 is an equidigital number, since it uses as much as digits as its factorization.
83064031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1728, while the sum is 25.
The square root of 83064031 is about 9113.9470593152. The cubic root of 83064031 is about 436.3192100986.
The spelling of 83064031 in words is "eighty-three million, sixty-four thousand, thirty-one".
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